Home / 1,943,732.80-2,682,332.98-1,072,575.50

Finding the Fourth Proportional to 1,943,732.80, 2,682,332.98 and 1,072,575.50

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Solution

The fourth proportional to 1,943,732.80, 2,682,332.98 and 1,072,575.50 is: 1,480,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,732.80 : 2,682,332.98 = 1,072,575.50 : x
  2. Step 2: Convert to fraction form
    1,943,732.80/2,682,332.98 = 1,072,575.50/x
  3. Step 3: Cross multiply
    1,943,732.80x = 2,682,332.98 × 1,072,575.50
  4. Step 4: Simplify right side
    1,943,732.80x = 2,877,004,637,189.99
  5. Step 5: Solve for x
    x = 2,877,004,637,189.99/1,943,732.80
  6. Step 6: Final answer
    x = 1,480,144.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.